<template>
  <basic-container>
    <el-col :span="8">
      <el-tree :span="8" :option="treeOption" :data="treeData"
               :default-expanded-keys="aExpandedKeys"
               @node-click="nodeClick"
               @del="del" v-model="form">
      </el-tree>
    </el-col>
    <el-col :span="16">
      <avue-crud :span="16" :option="option"
                 :data="data"
                 ref="crud"
                 v-model="form"
                 :permission="permissionList"
                 :before-open="beforeOpen"
                 @row-del="rowDel"
                 @row-update="rowUpdate"
                 @row-save="rowSave"
                 @search-change="searchChange"
                 @search-reset="searchReset"
                 @selection-change="selectionChange"
                 @on-load="onLoad">
        <template slot="menuLeft">
          <el-button type="danger"
                     size="small"
                     icon="el-icon-delete"
                     v-if="permission.dict_delete"
                     plain
                     @click="handleDelete">删 除
          </el-button>
        </template>
        <template slot-scope="{row}"
                  slot="roleId">
          <el-tag>{{row.roleName}}</el-tag>
        </template>
        <template slot-scope="{row}"
                  slot="deptId">
          <el-tag>{{row.deptName}}</el-tag>
        </template>
      </avue-crud>
    </el-col>
  </basic-container>
</template>

<script>
  import {
    getList,
    remove,
    update,
    add,
    getDict,
    getDictTree
  } from "@/api/system/dict";
  import {mapGetters} from "vuex";

  export default {
    data() {
      return {
        form: {},
        aExpandedKeys: [],
        selectionList: [],
        page: {
          pageSize: 10,
          currentPage: 1,
          total: 0
        }, option1: {
          searchBtn: false,
          filterable: false,
          searchShow: false,

        },
        treeData: [
          {
            id: 0,
            label: '一级部门',
            value: 0,
            children: [
              {
                id: 1,
                label: '一级部门1',
                value: 0,
              }, {
                id: 2,
                label: '一级部门2',
                value: 0,
              }
            ]
          }, {
            id: 3,
            label: '二级部门',
            value: 0,
            children: [
              {
                id: 4,
                label: '二级部门1',
                value: 0,
              }, {
                id: 5,
                label: '二级部门2',
                value: 0,
              }
            ]
          }
        ],
        treeOption: {
          nodeKey: 'id',
          props: {
            labelText: '标题1',
            label: 'label',
            value: 'value',
            children: 'children'
          }
        },
        option: {
          tip: false,
          tree: true,
          border: true,
          index: true,
          selection: true,
          viewBtn: true,
          column: [
            {
              label: "字典名称",
              prop: "dictValue",
              search: true,
              rules: [{
                required: true,
                message: "请输入字典名称",
                trigger: "blur"
              }]
            },
            {
              label: "字典编号",
              prop: "code",
              search: true,
              rules: [{
                required: true,
                message: "请输入字典编号",
                trigger: "blur"
              }]
            },
            {
              label: "上级字典",
              prop: "parentId",
              type: "tree",
              dicData: [],
              hide: true,
              props: {
                label: "title"
              },
              rules: [{
                required: false,
                message: "请选择上级字典",
                trigger: "click"
              }]
            },
            {
              label: "字典键值",
              prop: "dictKey",
              type: "number",
              rules: [{
                required: true,
                message: "请输入字典键值",
                trigger: "blur"
              }]
            },
            {
              label: "字典排序",
              prop: "sort",
              type: "number",
              rules: [{
                required: true,
                message: "请输入字典排序",
                trigger: "blur"
              }]
            }
          ]
        },
        data: []
      };
    },
    computed: {
      ...mapGetters(["permission"]),
      permissionList() {
        return {
          addBtn: this.vaildData(this.permission.dict_add, false),
          viewBtn: this.vaildData(this.permission.dict_view, false),
          delBtn: this.vaildData(this.permission.dict_delete, false),
          editBtn: this.vaildData(this.permission.dict_edit, false)
        };
      },
      ids() {
        let ids = [];
        this.selectionList.forEach(ele => {
          ids.push(ele.id);
        });
        return ids.join(",");
      }
    },
    mounted: {},
    methods: {
      rowSave(row, loading) {
        add(row).then(() => {
          loading();
          this.onLoad(this.page);
          this.$message({
            type: "success",
            message: "操作成功!"
          });
        });
      },
      rowUpdate(row, index, loading) {
        update(row).then(() => {
          loading();
          this.onLoad(this.page);
          this.$message({
            type: "success",
            message: "操作成功!"
          });
        });
      },
      rowDel(row) {
        this.$confirm("确定将选择数据删除?", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        })
          .then(() => {
            return remove(row.id);
          })
          .then(() => {
            this.onLoad(this.page);
            this.$message({
              type: "success",
              message: "操作成功!"
            });
          });
      },
      searchReset() {
        this.onLoad(this.page);
      },
      searchChange(params) {
        this.onLoad(this.page, params);
      },
      selectionChange(list) {
        this.selectionList = list;
      },
      handleDelete() {
        if (this.selectionList.length === 0) {
          this.$message.warning("请选择至少一条数据");
          return;
        }
        this.$confirm("确定将选择数据删除?", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        })
          .then(() => {
            return remove(this.ids);
          })
          .then(() => {
            this.onLoad(this.page);
            this.$message({
              type: "success",
              message: "操作成功!"
            });
            this.$refs.crud.toggleSelection();
          });
      },
      beforeOpen(done, type) {
        if (["edit", "view"].includes(type)) {
          getDict(this.form.id).then(res => {
            this.form = res.data.data;
          });
        }
        done();
      },
      onLoad(page, params = {}) {
        getList(page.currentPage, page.pageSize, params).then(res => {
          const data = res.data.data;
          this.data = data;
          getDictTree().then(res => {
            const data = res.data.data;
            const index = this.$refs.crud.findColumnIndex("parentId");
            this.option.column[index].dicData = data;
          });
        });
      }
    }
  };
</script>

<style>
</style>
